Modeling the oxygen effect in DNA strand break induced by gamma-rays with TOPAS-nBio [0.03%]
基于TOPAS-nBio的γ射线诱导DNA链断裂氧效应建模研究
Naoki D-Kondo,Thongchai A M Masilela,Wook-Geun Shin et al.
Naoki D-Kondo et al.
Objective.To present and validate a method to simulate from first principles the effect of oxygen on radiation-induced double-strand breaks (DSBs) using the Monte Carlo Track-structure code TOPAS-nBio.Approach.Two chemical models based on t...
Research on registration method for enface image using multi-feature fusion [0.03%]
基于多特征融合的视网膜图像配准方法研究
Lingjiao Pan,Zhongwang Cai,Derong Hu et al.
Lingjiao Pan et al.
Objective.The purpose of this work is to accurately and quickly register the Optical coherence tomography (OCT) projection (enface) images at adjacent time points, and to solve the problem of interference caused by CNV lesions on the regist...
MFCA-MICNN: a convolutional neural network with multiscale fast channel attention and multibranch irregular convolution for noise removal in dMRI [0.03%]
基于多尺度快速通道注意力和多分支不规则卷积的dMRI去噪CNN算法(MFCA-MICNN)
Lingmei Ai,Yunfan Shi,Ruoxia Yao et al.
Lingmei Ai et al.
Diffusion magnetic resonance imaging (dMRI) currently stands as the foremost noninvasive method for quantifying brain tissue microstructure and reconstructing white matter fiber pathways. However, the inherent free diffusion motion of water...
Interpretable diagnosis of breast lesions in ultrasound imaging using deep multi-stage reasoning [0.03%]
基于深度多阶段推理的乳腺超声图像可解释性病变诊断方法
Kaixuan Cui,Weiyong Liu,Dongyue Wang
Kaixuan Cui
Objective.Ultrasound is the primary screening test for breast cancer. However, providing an interpretable auxiliary diagnosis of breast lesions is a challenging task. This study aims to develop an interpretable auxiliary diagnostic method t...
Real-time non-invasive control of ultrasound hyperthermia using high-frequency ultrasonic backscattered energy in ex vivo tissue and in vivo animal studies [0.03%]
基于高頻超聲后向散射能量的實時無創控製體外組織和在體動物超聲熱療研究
Michael Nguyen,Ayushi Agarwal,J Carl Kumaradas et al.
Michael Nguyen et al.
Objective.A reliable, calibrated, non-invasive thermometry method is essential for thermal therapies to monitor and control the treatment. Ultrasound (US) is an effective thermometry modality due to its relatively high sensitivity to temper...
Real-time measurement of two-dimensional LET distributions of proton beams using scintillators [0.03%]
利用闪烁体实时测量质子束的二维LET分布
Taiki Isomura,Satoshi Kamizawa,Kenta Takada et al.
Taiki Isomura et al.
Objective.The linear energy transfer (LET) of proton therapy beams increases rapidly from the Bragg peak to the end of the beam. Although the LET can be determined using analytical or computational methods, a technique for efficiently measu...
An adaptive parameter decoupling algorithm-based image reconstruction model (ADAIR) for rapid golden-angle radial DCE-MRI [0.03%]
一种基于自适应参数解耦算法的黄金角径向DCE-MRI快速图像重建模型(ADAIR)
Zhifeng Chen,Zhenguo Yuan,Junying Cheng et al.
Zhifeng Chen et al.
Objective. The acceleration of magnetic resonance imaging (MRI) acquisition is crucial for both clinical and research applications, particularly in dynamic MRI. Existing compressed sensing (CS) methods, despite being effective for fast imag...
Exploring dual energy CT synthesis in CBCT-based adaptive radiotherapy and proton therapy: application of denoising diffusion probabilistic models [0.03%]
基于CBCT的自适应放疗和质子治疗中双能量CT合成的研究及去噪扩散概率模型的应用
David Viar-Hernandez,Juan Manuel Molina-Maza,Shaoyan Pan et al.
David Viar-Hernandez et al.
Background.Adaptive radiotherapy (ART) requires precise tissue characterization to optimize treatment plans and enhance the efficacy of radiation delivery while minimizing exposure to organs at risk. Traditional imaging techniques such as c...
Performance evaluation of an inorganic optical fibre dosimeter for use in external beam radiotherapy with pulsed beams [0.03%]
脉冲束体外放射治疗用无机光纤剂量计性能评估
C McDonnell,O McLaughlin,C K McGarry et al.
C McDonnell et al.
Objective. Optical fibre dosimeters (OFDs) offer great promise for real-timein vivodose measurement in radiation-based treatment modalities such as radiotherapy and brachytherapy. This is attributed to their many useful qualities such as hi...
Hybrid modality dual-energy imaging aggregating complementary advantages of kV-CT and MV-CBCT: concept proposal and clinical validation [0.03%]
融合千伏CT和兆伏锥形束CT互补优势的混合模态双能量成像：概念设计与临床验证
Junfeng Qi,Shutong Yu,Zhengkun Dong et al.
Junfeng Qi et al.
Megavoltage cone-beam CT (MV-CBCT) is advantageous in metal artifact reduction during Image-Guided Radiotherapy (IGRT), although it is limited by poor soft tissue contrast. This study proposed and evaluated a novel hybrid modality dual-ener...